/*
 * Copyright 2006 Robert Burrell Donkin
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */ 
package rat;

import java.util.Collection;
import java.util.Iterator;

public class DirectoryTraverser extends ElementVisitorImpl {
	
	private final IElementVisitor visitor;
	
	public DirectoryTraverser(IElementVisitor visitor) {
		this.visitor = visitor;
	}

	public void visit(ArchiveElement archive) {
		visitor.visit(archive);
	}

	public void visit(BinaryElement binary) {
		visitor.visit(binary);
	}

	public void visit(Directory directory) {
		if (!directory.isFilled()) {
			directory.fill();
		}
		visitor.visit(directory);
		Collection elements = directory.getElements();
		for (Iterator it=elements.iterator();it.hasNext();) {
			IElement element = (IElement) it.next();
			element.accept(this);
		}
	}

	public void visit(NoteElement note) {
		visitor.visit(note);
	}

	public void visit(StandardContentElement standardContent) {
		visitor.visit(standardContent);
	}
}
